

4-inch OEM swivel caster designed to improve maneuverability and smooth rolling performance on Graco LineLazer V striping equipment.
| Machine Model | Equipment Type | Compatibility Details |
|---|---|---|
| 16W863 | LineLazer V 3900 | Supports front-end maneuverability and movement |
| 17H450 | LineLazer V 5900 | OEM caster replacement for mobile frame assemblies |
| 17H451 | LineLazer V 5900 HP Automatic | Provides smooth swivel steering performance |
| 17H455 | LineLazer V 3900 Automatic | Designed for stable rolling and directional control |
The Graco 18B476 Caster, 4" Swivel Stem is a genuine OEM replacement wheel assembly designed to provide smooth mobility, steering control, and stable maneuverability for compatible LineLazer V striping equipment.
Featuring a swivel stem configuration, this caster allows flexible directional movement during line striping and pavement marking operations. The durable construction helps equipment move efficiently across jobsite surfaces while maintaining operator control and machine stability.
Manufactured to Graco OEM specifications, the caster is engineered for reliable fitment, long service life, and dependable performance in demanding commercial and industrial environments.
Replacing worn or damaged casters helps maintain smooth equipment mobility and accurate steering performance. Reliable caster movement is essential for maintaining straight striping lines and reducing operator fatigue during extended use.
Genuine Graco caster assemblies are manufactured to original equipment standards, helping ensure proper fitment, stable rolling performance, and long-term durability.